P0154 - OBD-II Trouble Code

Auto Systems and Repair

Oxygen Sensor Circuit No Activity Detected (Bank 2, Sensor 1)

Our emissions expert has put together the following information about the P0154 fault code. We have also included diagnostic procedures you can take to your repair shop if the mechanic is having difficulty analyzing the code.

OBD II Fault Code

OBD II P0154

Fault Code DefinitionCode P0154 is triggered when the Oxygen Sensor signal that is sent to the Powertrain Control Module remains at or near the .450 set voltage point.

...ho is not a mechanic, said it sounds like ball joints or shocks/struts. I also need to get the front oxygen sensor changed. I bought the part nad tried to change it, but apparently I do not have the strength...